Aryan Rastogi

About Aryan Rastogi

Results-driven Business Analyst with 2+ years of experience at Citi, specializing in data-driven decision-making, business intelligence, and reporting within the credit cards fraud prevention and private banking sector. Passionate about leveraging data to uncover actionable insights and drive strategic initiatives.Proficient in a wide range of analytical tools and technologies, including PySpark, Python, SAS, SQL, Hive, Excel, Angoss and machine learning techniques. Adept at data processing, analysis, and visualization to support business goals. Currently focused on expanding my expertise in data modeling, trend analysis, and forecasting to align with evolving market demands.Committed to continuous learning and professional development, I am eager to transition into data science, leveraging my strong statistical foundation and analytical mindset. Open to opportunities that challenge me to apply my skills in advanced analytics, predictive modeling, and data-driven strategy formulation.

Experience

1. Senior Business Analyst

   Citi

   Aug 2025 — Present · Bengaluru, IN

   Credit Card Fraud Analytics - CX(Customer Escalations and Controls)Led end-to-end force approval strategy for high-volume, out-of-pattern US holiday transactions (Black Friday, Cyber Monday, Christmas), significantly reducing false positive declines and optimizing approval hit rates based on recoverability.Conducted Peak Season YoY performance analysis, optimizing fraud rules to accurately approve low-risk transactions, improving precision and operational efficiency while enhancing customer experience.Spearheaded continuous strategy performance monitoring across multiple LOBs (Branded Cards & CRS), identifying underperforming rule sets and executing optimizations backed by not only data but also business knowledge in order to mitigate false positives.Designed and implemented an economic impact framework to quantify incremental revenue by balancing transaction income, fraud prevention savings, and operational expenses (manual vs automated review).Managed critical customer fraud escalations, performing deep-dive transaction and behavioral analysis to identify fraud patterns, mitigate reputational risk, and strengthen fraud prevention strategies.

Education

• University of Lucknow

  Graduation

  2018 — 2021

• Lucknow Public Schools and Colleges

  Intermediate (12)

• Department of Statistics, University of Delhi

  Master of Science - MS

  2021 — 2023

• Delhi University

  Master's degree

  2021 — 2023